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Wir lassen Qualität wachsen Advantages of NPZ Bordered Plot system (compared to double plots) Half the working hours by drilling and harvest Very accurate yield-ranking of varieties caused by exclusion of neighbour effects Improving of LSD values as for double plots (can give possibilities for reduction in number of replications) Improved differentiation in lodging (as for double plots) Possibilities for using the border rows for late scoring of stem diseases (Phoma, Verticillium)

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Wir lassen Qualität wachsen Disadvantages of Bordered plot system (Compared to single- and double plots) Increased need of land for trials (same as for double plots) Bigger tractor (ca. 50 HP) recommended for drilling More working hours for separation of harvest plots and border + manual preparations for swathing Suitable Plot combiner for bordered plot system Need of big combiner for harvest of borders